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Scored forOutcome alternatives
Zahler120 count • 30 servingsAvailable now$23.37$0.78 / serving4.7 · 475 ratings
74−5 pts from leader
#4 of 121 ranked for back painLeader · Swanson Vitamins, Swanson Vitamins, Full Spectrum® Devil's Claw, 500 mg, 100 Capsules — 79
Why this ranks #4 for back pain
- Evidence fitWhite Willow Bark is the strongest evidence signal for this outcome.
- Dose fitWhite Willow Bark at 550 mg lands inside the studied 400-1500 mg window.
- Price / serving$0.78 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustMixed trust signals — ratings are positive but the base is limited.
The numbers · Back pain
74
86
70
97
550 mgIn rangeinside the studied 400-1500 mg window
450 mg
250 mg
500 mg
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